Home / 262,116,791.60-393,143,694.60-108,746,855.60

Finding the Fourth Proportional to 262,116,791.60, 393,143,694.60 and 108,746,855.60

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Solution

The fourth proportional to 262,116,791.60, 393,143,694.60 and 108,746,855.60 is: 163,107,217.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,116,791.60 : 393,143,694.60 = 108,746,855.60 : x
  2. Step 2: Convert to fraction form
    262,116,791.60/393,143,694.60 = 108,746,855.60/x
  3. Step 3: Cross multiply
    262,116,791.60x = 393,143,694.60 × 108,746,855.60
  4. Step 4: Simplify right side
    262,116,791.60x = 42,753,140,586,716,704
  5. Step 5: Solve for x
    x = 42,753,140,586,716,704/262,116,791.60
  6. Step 6: Final answer
    x = 163,107,217.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.